Simplify Cube Root of 138

Here we will show you step-by-step how to simplify the cube root of 138. Before we continue, note that the cube root of 138 can be written as follows:

∛138

The ∛ symbol is called the radical sign. To simplify the cube root of 138 means to get the simplest radical form of ∛138.

We start by listing the factors of 138 like so:

1, 2, 3, 6, 23, 46, 69, and 138

Next, we identify the perfect cubes* from the list of factors above:

1

Since 1 is the only perfect cube above, the cube root of 138 cannot be simplified.

Although we cannot simplify the cube root of 138, we did enter the cube root of 138 into our calculator and got the following answer to the cube root of 138 in decimal form:

∛138 ≈ 5.1676

You may also be interested to know that you can write the cube root of 138 with an exponent instead of a radical like this:

∛138 = 138^⅓

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Simplify Cube Root of 139
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* List of Perfect Cubes